(19)

(11)

EP 2 846 957 A1

(12)

(43) Date of publication: 18.03.2015 Bulletin 2015/12 (21) Application number: 13724136.0 (22) Date of filing: 10.05.2013

(51) International Patent Classification (IPC):  B23K 26/34(2014.01) F01D 5/00(2006.01) (86) International application number: PCT/US2013/040562 (87) International publication number: WO 2013/170157 (14.11.2013 Gazette 2013/46)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 11.05.2012 US 201261645800 P 24.10.2012 US 201213658866 (71) Applicant: Siemens Energy, Inc. Orlando, FL 32826-2399 (US)	(72) Inventor: BRUCK, Gerald, J. Oviedo, FL 32766 (US) (74) Representative: Maier, Daniel Oliver  Siemens AG Postfach 22 16 34 80506 München 80506 München (DE)